It's nice to see a glimpse at the pieces which haven't surfaced. The unseen segments seem to focus on the SFX motion control group, and the end piece on Sound. (Burtt/Williams) That might be a clue who's the supplier. Wonder how detailed they explain the system.
thought this was phunnie:
Quote: (please remember that the "Making of" was released in 1980, long before computers were involved in any FX)